Home / 18,087,655.60-27,131,483.40-10,913,202.10

Finding the Fourth Proportional to 18,087,655.60, 27,131,483.40 and 10,913,202.10

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Solution

The fourth proportional to 18,087,655.60, 27,131,483.40 and 10,913,202.10 is: 16,369,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,655.60 : 27,131,483.40 = 10,913,202.10 : x
  2. Step 2: Convert to fraction form
    18,087,655.60/27,131,483.40 = 10,913,202.10/x
  3. Step 3: Cross multiply
    18,087,655.60x = 27,131,483.40 × 10,913,202.10
  4. Step 4: Simplify right side
    18,087,655.60x = 296,091,361,616,995.12
  5. Step 5: Solve for x
    x = 296,091,361,616,995.12/18,087,655.60
  6. Step 6: Final answer
    x = 16,369,803.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.